Filter on IXP

Nick Hilliard nick at
Fri Feb 28 16:52:58 UTC 2014

On 28/02/2014 15:42, Jérôme Nicolle wrote:
> Instead, IXPs _could_ enforce BCP38 too. Mapping the route-server's
> received routes to ingress _and_ egress ACLs on IXP ports would mitigate
> the role of BCP38 offenders within member ports. It's almost like uRPF
> in an intelligent and useable form.

this will break horribly as soon as you have an IXP member which provides
transit to other multihomed networks.


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